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7120556 Performance evaluation method for plasma processing apparatus for continuously maintaining a desired performance level  
The performance of a plasma processing apparatus which is disassembled, transferred, and reassembled is evaluated. The plasma processing apparatus has a plasma processing chamber having an...
7113874 Magnetic crash sensing method  
A signal generated responsive to a magnetic field in a magnetic circuit is decomposed into first and second filtered signals, wherein, at at least one first frequency, a magnitude of a component...
7112982 Method for evaluating semiconductor device  
It is an object of the present invention to provide a method for evaluating a semiconductor device including a semiconductor, an insulator, and a conductor. The present invention has a first step...
7109729 Method for analysis of a working fluid using impedance spectroscopy  
An on-line method for determining the condition of low conductivity working fluids using alternating current, electro-impedance spectroscopy is provided by making measurements over a range of...
7107162 Determining an operational limit of a power transmission line  
In a method, computer program and system for determining an operational limit of a power transmission line, time-stamped current phasor information and voltage phasor information for a first end...
7107163 Magnetic levitation force control  
An apparatus and method for predicting attractive magnetic levitation force comprising measuring flux density for a component of an attractive magnetic levitation system and computing a predicted...
7103488 Method for determining fringing capacitances on passive devices within an integrated circuit  
A method for detemiining fringing capacitances on passive devices within an integrated circuit is disclosed. A fringing capacitance region on a passive device is initially divided into a group of...
7102357 Determination of worst case voltage in a power supply loop  
Various systems, methods, and programs embodied in a computer readable medium are provided for determining a worst-case impedance and worst-case voltage of a power supply loop coupled to a power...
7103485 Method for compensating secondary current of current transformers  
A method for preventing the unwanted maloperation of a protective relay system that is caused by the imprecise detection of an actual secondary current value resulting from a measured secondary...
7096061 Apparatus for monitoring CHF patients using bio-impedance technique  
A method is described for generating an impedance image of the chest, in which electrical data of the chest is acquired, and a finite volume method is used to calculate an impedance image from the...
7089130 Electric/magnetic field analysis method using finite difference time domain, material descriptive method in electric/magnetic analysis, electric/magnetic analysis device, analysis data generation device and storage medium  
Two centerlines each of which goes through the center of a surface and is parallel to one of the coordinate axes are considered for each surface constituting a cell. If one of the centerlines...
7089129 Electromigration check of signal nets using net capacitance to evaluate thermal characteristics  
A method for performing an electromigration check and detecting EM problems in a device or circuit. The method uses the capacitance and resistance of the conductors of the device or circuit as...
7085657 Signal processing unit for a pressure switch or the like  
A signal processing unit for a pressure switch or the like, comprising a sensor element, such as a strain gauge bridge, to supply an analog electrical signal that corresponds to a pressure; a...
7079961 Method and apparatus for measuring impedance of electrical component under high interference conditions  
A test system and method having a test channel and an additional channel, and wherein the ratio of amplitude and phase between the interference current through the device under test and the...
7079962 Automated utility meter reading system with variable bandwidth receiver  
Methods and apparatus are disclosed for Automated Meter Reading (AMR) systems for determining quantities of a consumed utility product including electric, gas, and water service, using wireless...
7079964 Method for determining the frequency of the current ripple in the armature current of a commutated DC motor  
A method for determining the frequency of current ripples contained in the armature current signal of a commutated direct current (DC) motor includes determining frequency spectral results of the...
7076374 Methods and systems for detecting and locating damage in a wire  
Methods, systems, and articles of manufacture consistent with the present invention provide for identifying and locating wire damage on a wire. Broadband impedance phase and magnitude information...
7072778 Method and system for determining a rotor position in a wound field DC motor  
A method for determining a rotor position in a DC motor having a plurality of windings, including a rotor winding and a plurality of stator windings begins with producing a changing current flow...
7072782 Thermoelectric measuring method and thermoelectric measuring apparatus using thereof  
In a method for measuring thermo electricity and an apparatus thereof, enabling to measure the physical characteristics including electrification of a sample even in a humid (water-vapor)...
7069162 Magnetic field analysis method and programs for rotating machines  
Constant components and rotation fundamental mode components on the slide plane between a rotor and a stator are derived from a magnetic field distribution at a predetermined time. The analysis...
7058526 Method, apparatus and computer program product for implementing enhanced power system with optimized fuse placement and sizing  
A method, apparatus and computer program product are provided for implementing power system performance. Power supply system data are processed and a power path in a power supply system having a...
7058527 Micromagnetization analytical program and apparatus  
The precision of a micromagnetization analysis is improved. Parameters of the micromagnetization assigned to the center of a divided microelement and the vector potential assigned to a side or a...
7054772 Apparatus and method for monitoring and compensating for variation in solenoid resistance during use  
A very small fixed current is passed through the coil of a solenoid during use thereof when the solenoid is in its “off” state of cyclic PWM command, the fixed current being less than the current...
7054781 Radio channel simulation  
At least one radio channel is measured and stored. At least one simulation is performed with the at least one radio channel stored.
7050913 Method and apparatus for monitoring power quality in an electric power distribution system  
A composite power quality indication generated from user weighted statistical contributions of selected system parameters provides an overall indication of power quality in an electric power...
7047144 Ion detection in mass spectrometry with extended dynamic range  
In a method for optimizing an ion detector a control voltage, such as in a mass spectrometry system, an array of mass scan data is acquired. Based on the size of the largest peak in the array or...
7043379 Method for quantifying I/O chip/package resonance  
A method for quantifying effects of resonance in an integrated circuit's power distribution network is provided. The power distribution network includes a first power supply line and a second...
7043402 On-line oil condition sensor system for rotating and reciprocating machinery  
An on-line sensing system and method for monitoring in real-time thermal-oxidative breakdown, water contamination, and/or fuel dilution conditions in operational engine lubricating oils. The...
7039535 Apparatus and method for analysis of electric power transmission link status having function of real-time evaluating thermal parameters outside the link  
Apparatus and method for real-time analysis of an electric power transmission link status direct buried or installed in a duct or a tunnel are described. The method includes: real-time measuring a...
7031856 Automatic wire dielectric analyzer  
A system and method for automatically determining a dielectric constant for a cable of known length for use in a Time Domain Reflectometer (TDR) are disclosed. The TDR mode is set to time mode. A...
7031855 Current sense resistor circuit with averaging Kelvin sense features  
A current sense resistor circuit using Kelvin connection sense features provides an average voltage across net sense resistance and average voltage across net reference resistance to be available...
7030627 Wideband complex radio frequency impedance measurement  
Impedance of an unknown load is determined by applying a reference signal from a signal generator through a multi-position switch to the unknown load, a first known calibration impedance, and...
7020571 Automated test method  
An automated test method for performing a hi-pot test procedure for an electrical device through the use of a test program installed in a factory information system (FIS) and a test instrument...
7015597 Power regulator for power inverter  
A power inverter includes a regulator circuit that controls real and reactive power output by the inverter. The regulator measures real and reactive output power by calculating x-phasor components...
7016793 Method and apparatus for anti-islanding protection of distributed generations  
An apparatus for anti-islanding protection of a distributed generation with respect to a feeder connected to an electrical grid is disclosed. The apparatus includes a sensor adapted to generate a...
7016794 Floor plan development electromigration and voltage drop analysis tool  
A method for analyzing electromigration and voltage drop effects in wire segments forming a power-bus grid of an integrated circuit. A floor plan design is created by mapping wire segments to...
7010440 Method and a measuring circuit for determining temperature from a PN junction temperature sensor, and a temperature sensing circuit comprising the measuring circuit and a PN junction  
A switched current temperature sensing circuit (1) comprises a measuring transistor (Q1) which is located remotely of a measuring circuit (5) which applies three excitation currents (I1,I2,I3) of...
7010439 Digital circuit for measuring the power of a signal  
The invention relates to a digital circuit making it possible to measure the effective voltage of a signal, comprising at least one module exhibiting a sampler stage exhibiting an output...
7006935 Synchronous vector measuring device  
A synchronous vector measuring device can measure an absolute phase angle of a synchronous vector excellent in continuous numerical stability at high speed and with high accuracy in a noisy...
6996483 System and method for locating a disturbance in a power system based upon disturbance power and energy  
A disturbance locating system includes a voltage transducer, a current transducer and disturbance energy determination circuitry. The system may also include disturbance power determination...
6996482 Device and method for determining the position of a rotor  
The invention relates to a device and a method for determining an electrical starting rotor angle of an electromotor. According to the invention, the electromotor (10) is subjected to an...
6988043 External transformer correction in an electricity meter  
A method compensates for measurement errors of an external transformer coupled between an electricity meter and one or more power lines. The method includes a first step of obtaining at least one...
6985822 Methods and systems for proximity system target material variation effects reduction  
A method of determining a gap defined between an eddy current proximity transducer and a target is provided. The method includes populating a data structure with data points that are relative to a...
6983215 RF metrology characterization for field installation and serviceability for the plasma processing industry  
A system for field substitution of components of a RF metrology system. The system includes a sensor/cable combination and an analysis unit. Parameters of the RF metrology system are determined...
6980912 Method and apparatus for use with a portable power source  
An apparatus (10) having a portable power source (11) can make use of a plurality of differing charge depleted threshold values (and, in a preferred embodiment, corresponding visual...
6970794 Semiconductor having reduced configuration pins and method thereof  
A configurable semiconductor device having a plurality of predetermined configurations comprises a measurement circuit to measure an electrical characteristic of at least one external impedance...
6965837 Method and arrangement for detecting load mismatch, and a radio device utilizing the same  
A method and an arrangement for detecting impedance mismatch between an output of a radio frequency amplifier (200, 901, 911, 921, 1101) which has an amplifying component (201, 301, Q46, 701, 801)...
6965838 Apparatus having in-circuit FET on-resistance characterization  
A computing system includes a semiconductor which sources current to load components within the system, a controllable load coupled to the semiconductor and having an on-state in which a...
6961666 System for automatic collection and transport of readings from water, gas and electricity meters  
A system for automatic collection and transport of readings from water, gas and electricity meters wherein at least one receiver element and one element to transmit (1) define an ad-hoc wireless...
6959249 Load following algorithm for a fuel cell based system  
A fuel cell generation system employing a load following algorithm that provides the desired output power from the fuel cell on demand. The system includes a draw current sensor that measures the...